Vulnerability · Published Mar 23, 2023 · Assigned by fedora

CVE-2023-28332Moodle: algebra filter xss when filter is misconfigured

Medium 6.1

In plain English

A medium-severity cross-site scripting in moodle. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)6.1Medium
Exploit odds (30 days)0.6%top 49.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

If the algebra filter was enabled but not functional (eg the necessary binaries were missing from the server), it presented an XSS risk.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Packagistmoodle/moodle4.1.2GHSA-9f45-9qrw-pp4v
Packagistmoodle/moodle4.0.7GHSA-9f45-9qrw-pp4v
Packagistmoodle/moodle3.11.13GHSA-9f45-9qrw-pp4v
Packagistmoodle/moodle3.9.20GHSA-9f45-9qrw-pp4v

Affected products (as reported)

VendorProductVersions
moodle 4.1.0 – before 4.1.24.0.0 – before 4.0.73.11.0 – before 3.11.130 – before 3.9.20

Weakness: CWE-79

References